DE3338172A1 - Magnetische aufzeichnungseinrichtung - Google Patents

Magnetische aufzeichnungseinrichtung

Info

Publication number
DE3338172A1
DE3338172A1 DE19833338172 DE3338172A DE3338172A1 DE 3338172 A1 DE3338172 A1 DE 3338172A1 DE 19833338172 DE19833338172 DE 19833338172 DE 3338172 A DE3338172 A DE 3338172A DE 3338172 A1 DE3338172 A1 DE 3338172A1
Authority
DE
Germany
Prior art keywords
pins
turntable
recording device
magnet
magnetic recording
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19833338172
Other languages
German (de)
English (en)
Inventor
Tsutomu Tokyo Akiyama
Etsuro Ayase Kanagawa Saito
Shinichiro Tokyo Takahashi
Masami Chofu Tokyo Yuasa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE3338172A1 publication Critical patent/DE3338172A1/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0282—Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Magnetic Record Carriers (AREA)
DE19833338172 1982-10-29 1983-10-20 Magnetische aufzeichnungseinrichtung Granted DE3338172A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982164078U JPS5971487U (ja) 1982-10-29 1982-10-29 磁気デイスクの回転装着台

Publications (1)

Publication Number Publication Date
DE3338172A1 true DE3338172A1 (de) 1984-05-03

Family

ID=15786359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833338172 Granted DE3338172A1 (de) 1982-10-29 1983-10-20 Magnetische aufzeichnungseinrichtung

Country Status (16)

Country Link
US (1) US4599663A (ko)
JP (1) JPS5971487U (ko)
KR (1) KR910000199Y1 (ko)
AT (1) AT382037B (ko)
AU (1) AU554458B2 (ko)
BR (1) BR8305885A (ko)
CA (1) CA1210150A (ko)
CH (1) CH662201A5 (ko)
DE (1) DE3338172A1 (ko)
ES (1) ES283477Y (ko)
FR (1) FR2535504B1 (ko)
GB (1) GB2130000B (ko)
IT (1) IT1169643B (ko)
MX (1) MX157095A (ko)
NL (1) NL8303658A (ko)
SE (1) SE457177B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3732264A1 (de) * 1986-09-30 1988-04-07 Toshiba Kk Informationsspeichermedium

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040567A (ja) * 1983-08-12 1985-03-02 Canon Inc 記録又は再生装置
US5007040A (en) * 1984-09-22 1991-04-09 Canon Kabushiki Kaisha Magnetic recording and/or reproducing apparatus having a retaining mechanism for a disc-shaped magnetic record bearing medium
DE3539645A1 (de) * 1984-11-10 1986-05-15 Hitachi Maxell, Ltd., Ibaraki, Osaka Speicherplatte
KR940009470B1 (ko) * 1985-02-16 1994-10-13 히다찌마구세루 가부시기가이샤 디스크 카트리지 및 디스크 구동장치
US4920441A (en) * 1985-03-13 1990-04-24 Nippon Telegraph and Telehpone Corp. Flexible magnetic diskette
KR900004661B1 (ko) * 1986-01-20 1990-07-02 가부시키가이샤 도시바 정보처리장치
JPH0664877B2 (ja) * 1986-11-05 1994-08-22 株式会社東芝 情報記憶媒体
JPH07122969B2 (ja) * 1986-11-05 1995-12-25 株式会社東芝 情報記憶媒体
JP2505131Y2 (ja) * 1991-05-01 1996-07-24 ティアック株式会社 ディスク装置
JPH0680550B2 (ja) * 1991-06-05 1994-10-12 ソニー株式会社 情報ディスク用ターンテーブル

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2017339B2 (de) * 1969-04-16 1973-04-05 International Business Machines Corp., Armonk, N.Y. (V.StA.) Einrichtung zum radialen zentrieren und haltern von gegenstaenden, insbesondere fuer magnetplattenstapel
DE2607518A1 (de) * 1975-03-10 1976-09-30 Philips Nv Aufspannvorrichtung fuer einen drehend antreibbaren plattenfoermigen informationstraeger
DE3151786A1 (de) * 1980-12-31 1982-08-19 Sony Corp., Tokyo "antriebsvorrichtung fuer ein flexibles, plattenfoermiges aufzeichnungsmedium"

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2121379C3 (de) * 1971-04-30 1979-10-18 Heinz 3000 Hannover Preuss Audiovisuelles Wiedergabegerät und dafür bestimmte Bild-Ton-Platte
US3706085A (en) * 1971-06-09 1972-12-12 Gen Instrument Corp Magnetic holddown for magnetic disc system
GB1406254A (en) * 1972-08-09 1975-09-17 Decca Ltd Rotary assembly
US3917068A (en) * 1973-02-02 1975-11-04 Nashua Corp Disc cartridge including draw plate
US3815146A (en) * 1973-04-09 1974-06-04 Teletype Corp Record-turntable assembly and method of making
US3864748A (en) * 1973-07-23 1975-02-04 Sperry Rand Corp Magnetic disk memory
SE385748B (sv) * 1973-09-13 1976-07-19 Addo Ab Drivanordning for tva, foretredesvis flexibla, skivformiga informationsberare
SE7602806L (sv) * 1975-03-10 1976-09-13 Rca Corp Overliggande drivanordning for signalpickup och anordning for att jorda en skiva
US4040634A (en) * 1975-03-10 1977-08-09 Rca Corporation Overhead disc record grounding apparatus
NL7609375A (nl) * 1976-08-24 1978-02-28 Philips Nv Opspaninrichting voor een roterend aandrijfbare informatiedragende plaat.
US4224648A (en) * 1978-10-16 1980-09-23 Control Data Corporation Disc centering
DE2939865C2 (de) * 1979-10-02 1982-09-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Vorrichtung zur Zentrierung und Ausrichtung eines plattenförmigen Aufzeichnungsträgers
JPS56137560A (en) * 1980-03-31 1981-10-27 Victor Co Of Japan Ltd Clamp device for disc shape information recording medium in disc shape information recording medium playback device
US4378576A (en) * 1980-06-27 1983-03-29 Magnetic Peripherals Inc. Removable disc media

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2017339B2 (de) * 1969-04-16 1973-04-05 International Business Machines Corp., Armonk, N.Y. (V.StA.) Einrichtung zum radialen zentrieren und haltern von gegenstaenden, insbesondere fuer magnetplattenstapel
DE2607518A1 (de) * 1975-03-10 1976-09-30 Philips Nv Aufspannvorrichtung fuer einen drehend antreibbaren plattenfoermigen informationstraeger
DE3151786A1 (de) * 1980-12-31 1982-08-19 Sony Corp., Tokyo "antriebsvorrichtung fuer ein flexibles, plattenfoermiges aufzeichnungsmedium"

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3732264A1 (de) * 1986-09-30 1988-04-07 Toshiba Kk Informationsspeichermedium

Also Published As

Publication number Publication date
ATA384283A (de) 1986-05-15
ES283477Y (es) 1986-04-01
JPS6245323Y2 (ko) 1987-12-03
SE8305394L (sv) 1984-05-23
AU554458B2 (en) 1986-08-21
FR2535504B1 (fr) 1989-04-21
KR840006364U (ko) 1984-12-03
GB2130000B (en) 1986-10-29
AT382037B (de) 1986-12-29
BR8305885A (pt) 1984-07-10
GB8326815D0 (en) 1983-11-09
MX157095A (es) 1988-10-27
GB2130000A (en) 1984-05-23
IT8323527A0 (it) 1983-10-28
CA1210150A (en) 1986-08-19
ES283477U (es) 1985-06-16
NL8303658A (nl) 1984-05-16
AU1915883A (en) 1984-05-03
FR2535504A1 (fr) 1984-05-04
JPS5971487U (ja) 1984-05-15
SE457177B (sv) 1988-12-05
US4599663A (en) 1986-07-08
IT1169643B (it) 1987-06-03
CH662201A5 (de) 1987-09-15
SE8305394D0 (sv) 1983-09-30
KR910000199Y1 (ko) 1991-01-18

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: G11B 17/028

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee